Home / 109,467.21-151,064.66-59,166.21

Finding the Fourth Proportional to 109,467.21, 151,064.66 and 59,166.21

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Solution

The fourth proportional to 109,467.21, 151,064.66 and 59,166.21 is: 81,649.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,467.21 : 151,064.66 = 59,166.21 : x
  2. Step 2: Convert to fraction form
    109,467.21/151,064.66 = 59,166.21/x
  3. Step 3: Cross multiply
    109,467.21x = 151,064.66 × 59,166.21
  4. Step 4: Simplify right side
    109,467.21x = 8,937,923,397.14
  5. Step 5: Solve for x
    x = 8,937,923,397.14/109,467.21
  6. Step 6: Final answer
    x = 81,649.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.